using Avalonia.Controls; using CommunityToolkit.Mvvm.ComponentModel; using Ursa.Controls; namespace HeadlessTest.Ursa.Controls.DialogTests.StyleClassTests; public class TestViewModel: ObservableObject { public void InvokeDialog() { OverlayDialog.Show("Hello World", options: new OverlayDialogOptions() { Buttons = DialogButton.OKCancel, StyleClass = "Custom", }); } }